:root {
            --primary-bg: #0b0f30;
            --secondary-bg: #121740;
            --accent-color: #d1e231;
            --text-color: #ffffff;
            --gradient-start: #ff006b;
            --gradient-mid: #FF9800;
            --gradient-end: #FFEB3B;
            --danger-color: #f44336;
            --success-color: #4CAF50;
            --info-color: #2196F3;
            --warn-color: #f39c12;
        }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        body { font-family: Arial, sans-serif; background-color: var(--primary-bg); color: var(--text-color); display: flex; min-height: 100vh; overflow-x: hidden; flex-direction: column; } /* Adjusted to min-height and overflow-x hidden */

        /* Main Menu / Sidebar */
        #mainMenu {
            position: fixed; /* Keep fixed */
            top: 0;
            left: -260px; /* Default closed state */
            width: 250px;
            height: 100%;
            background-color: var(--secondary-bg);
            padding-top: 60px;
            transition: left 0.3s ease-in-out;
            z-index: 1100;
            border-right: 2px solid var(--accent-color);
            box-shadow: 5px 0 15px rgba(0,0,0,0.2);
        }
        #mainMenu.open { left: 0; } /* Open state */
        #mainMenu .menu-header { color: var(--accent-color); padding: 10px 20px; font-size: 1.5em; text-align: center; border-bottom: 1px solid #333; margin-bottom: 20px; }
        #mainMenu a { padding: 15px 20px; text-decoration: none; font-size: 18px; color: var(--text-color); display: flex; align-items: center; gap: 15px; transition: background-color 0.2s, color 0.2s; cursor: pointer; }
        #mainMenu a:hover { background-color: var(--primary-bg); }
        #mainMenu a.active { background-color: var(--accent-color); color: var(--primary-bg); font-weight: bold; }

        /* Menu Toggle Button */
        #menuToggleBtn {
            position: fixed;
            top: 15px; /* Adjusted for better visibility */
            left: 15px; /* Adjusted for better visibility */
            background: var(--secondary-bg);
            color: var(--accent-color);
            border: 1px solid var(--accent-color);
            border-radius: 5px;
            width: 50px;
            height: 50px;
            cursor: pointer;
            z-index: 1200;
            font-size: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: background-color 0.2s;
            box-shadow: 0 2px 5px rgba(0,0,0,0.3);
        }
        #menuToggleBtn:hover { background-color: var(--primary-bg); }

        /* Main Content Area */
        .main-content {
            flex-grow: 1;
            padding: 20px;
            overflow-y: auto;
            min-height: 100vh; /* Ensure it takes full height */
            transition: margin-left 0.3s ease-in-out;
            width: 100%;
            margin-left: 0; /* Default for closed menu/mobile */
        }

        /* Login Container */
        .login-container {
            background-color: var(--secondary-bg);
            padding: 30px;
            border-radius: 10px;
            box-shadow: 0 0 15px rgba(0, 0, 0, 0.5);
            width: 90%;
            max-width: 400px;
            margin: 50px auto;
            text-align: center;
        }

        /* Page Containers */
        .page-container {
            display: none;
            background-color: var(--secondary-bg);
            padding: 20px;
            border-radius: 10px;
            box-shadow: 0 0 15px rgba(0, 0, 0, 0.5);
            width: 100%;
            max-width: 1200px; /* Wider for new notification layout */
            margin: 20px auto;
        }
        .page-container.active { display: block; }

        h1, h2 { text-align: center; color: var(--accent-color); margin-bottom: 20px; }

        /* Admin Header (Top bar) */
        .admin-header {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 20px;
            padding: 10px 0;
            gap: 10px;
        }

        /* Logged in user email display */
        #adminEmailDisplay {
            font-size: 0.9em;
            color: #aaa;
            font-weight: normal;
            text-align: center;
            width: 100%;
            order: 3;
        }

        /* Logout Button */
        .logout-btn {
            background: var(--danger-color);
            width: auto;
            padding: 10px 15px;
            font-size: 14px;
            order: 2;
        }

        /* Form elements */
        .form-group { margin-bottom: 15px; }
        .form-group label { display: block; margin-bottom: 8px; font-weight: bold; }
        .form-group input, .form-group select, .form-group textarea { width: 100%; padding: 12px; border: 1px solid #333; border-radius: 5px; background-color: var(--primary-bg); color: var(--text-color); font-size: 16px; }
        .form-group input[readonly] { background-color: #2a2f50; cursor: not-allowed; opacity: 0.7; }
        .form-group input:focus, .form-group select:focus, .form-group textarea:focus { outline: none; border-color: var(--accent-color); }
        button { display: inline-block; width: 100%; padding: 15px; background: linear-gradient(45deg, var(--gradient-start), var(--gradient-mid), var(--gradient-end)); color: var(--text-color); border: none; border-radius: 5px; font-size: 18px; cursor: pointer; transition: transform 0.2s ease, opacity 0.2s; margin-top: 10px; position: relative; text-align: center; }
        button:hover { transform: translateY(-2px); opacity: 0.9; }
        button.loading { color: transparent !important; pointer-events: none; }
        button .spinner { display: none; border: 4px solid rgba(255, 255, 255, 0.3); border-top: 4px solid white; border-radius: 50%; width: 18px; height: 18px; animation: spin 1s linear infinite; position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); }
        button.loading .spinner { display: block; }
        @keyframes spin { 0% { transform: translate(-50%, -50%) rotate(0deg); } 100% { transform: translate(-50%, -50%) rotate(360deg); } }
        .checkbox-group { display: flex; flex-wrap: wrap; gap: 10px 20px; background-color: var(--primary-bg); padding: 15px; border-radius: 5px; border: 1px solid #333; }
        .checkbox-group label { display: flex; align-items: center; gap: 8px; cursor: pointer; font-weight: normal; }
        .checkbox-group input[type="checkbox"] { height: 18px; width: 18px; cursor: pointer; }
        .message { margin-top: 20px; padding: 12px; border-radius: 5px; text-align: center; display: none; }
        .message.success { background-color: var(--success-color); }
        .message.error { background-color: var(--danger-color); }
        .message.info { background-color: var(--info-color); }
        .message.warn { background-color: var(--warn-color); } /* Added for warnings */
        .result-item { background-color: var(--primary-bg); padding: 10px; margin-bottom: 5px; border-radius: 5px; display: flex; flex-direction: column; align-items: flex-start; justify-content: space-between; gap: 10px; }
        .result-item span { text-align: left; width: 100%; }
        .result-item-actions { display: flex; flex-wrap: wrap; gap: 8px; width: 100%; justify-content: flex-start; }
        .action-btn { background-color: var(--accent-color) !important; color: var(--primary-bg) !important; padding: 8px 12px !important; border-radius: 5px !important; width: auto !important; font-size: 14px !important; margin-top: 0 !important; flex-grow: 1; min-width: 80px; }
        .action-btn.edit { background-color: var(--warn-color) !important; color: white !important; }
        .action-btn.delete { background-color: var(--danger-color) !important; color: white !important; }
        .action-btn.select-delete.selected { background-color: var(--success-color) !important; color: white !important; }
        .banner-nav-tabs { display: flex; flex-wrap: wrap; border-bottom: 1px solid var(--accent-color); margin-bottom: 20px; }
        .banner-tab-link { padding: 10px 15px; cursor: pointer; color: #aaa; border: none; background: none; font-size: 15px; flex-grow: 1; text-align: center; }
        .banner-tab-link.active { color: var(--accent-color); border-bottom: 2px solid var(--accent-color); font-weight: bold; }
        .banner-tab-content { display: none; }
        .banner-tab-content.active { display: block; }
        #allBannersContainer { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 15px; margin-top: 20px; }
        .banner-card { background-color: var(--primary-bg); border-radius: 8px; overflow: hidden; box-shadow: 0 4px 8px rgba(0,0,0,0.3); display: flex; flex-direction: column; }
        .banner-card img { width: 100%; height: 120px; object-fit: cover; background-color: #000; }
        .banner-card-content { padding: 10px; flex-grow: 1; display: flex; flex-direction: column; }
        .banner-card h3 { font-size: 1em; color: var(--accent-color); margin-bottom: 5px; text-align: left; }
        .banner-card p { font-size: 0.8em; color: #ccc; margin-bottom: 10px; flex-grow: 1; line-height: 1.4; }
        .banner-card-actions { display: flex; gap: 8px; margin-top: auto; border-top: 1px solid #333; padding-top: 8px; }
        .banner-card-actions .action-btn { width: 100% !important; flex: 1; }
        .banner-card-actions .action-btn.delete { background-color: var(--danger-color) !important; color: white !important; }

        /* Styles for User Management Section */
        #userManagementPage .input-group { margin-bottom: 15px; }
        #userManagementPage .input-group label { display: block; margin-bottom: 8px; color: #ccc; font-size: 14px; }
        #userManagementPage .input-group input, #userManagementPage .input-group select { width: 100%; padding: 10px; background: #222; border: 1px solid #444; border-radius: 8px; color: white; font-size: 15px; }
        #userManagementPage .btn-secondary { background: #555; }
        #userManagementPage hr { border-color: #444; margin: 20px 0; }

        /* NEW: Styles for Notification Page */
        .notification-layout { display: flex; flex-wrap: wrap; gap: 30px; }
        .notification-form-col, .notification-preview-col { flex: 1; min-width: 300px; }
        .notification-preview-wrapper {
            background: rgba(0,0,0,0.2);
            border: 1px solid #444;
            padding: 20px;
            border-radius: 12px;
            height: 100%;
        }
        #previewImage {
            display: none;
            width: 100%;
            height: auto;
            margin-top: 12px;
            border-radius: 8px;
            object-fit: cover;
            border: 1px solid #333;
        }

        /* NEW: Styles for All Content Page */
        .movie-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); /* Adjusted for more columns */
            gap: 20px;
            margin-top: 20px;
        }

        .content-card {
            background-color: var(--primary-bg);
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 4px 8px rgba(0,0,0,0.3);
            display: flex;
            flex-direction: column;
            text-align: center;
            position: relative; /* For the checkbox */
        }

        .content-card img {
            width: 100%;
            height: 250px; /* Increased height for better visibility */
            object-fit: cover;
            background-color: #000;
            border-bottom: 1px solid #333;
        }

        .content-card-content {
            padding: 10px;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
            justify-content: space-between; /* Pushes buttons to bottom */
        }

        .content-card h3 {
            font-size: 1.1em;
            color: var(--accent-color);
            margin-bottom: 5px;
            white-space: nowrap; /* Prevent title from wrapping */
            overflow: hidden;
            text-overflow: ellipsis; /* Add ellipsis for long titles */
            padding: 0 5px; /* Add some padding */
        }

        .content-card p.vj-name {
            font-size: 0.8em;
            color: #ccc;
            margin-bottom: 10px;
            padding: 0 5px;
        }
        .content-card p.content-id-display,
        .content-card p.content-project-display {
            font-size: 0.75em;
            color: #999;
            margin-bottom: 3px;
        }

        .content-card-actions {
            display: flex;
            gap: 8px;
            margin-top: 10px; /* Space from description */
            border-top: 1px solid #333;
            padding-top: 8px;
            justify-content: center; /* Center the buttons */
        }

        .content-card-actions .action-btn {
            flex: 1; /* Make buttons take equal space */
            min-width: unset; /* Override previous min-width */
            font-size: 0.9em !important;
            padding: 6px 10px !important;
        }

        .content-card input[type="checkbox"].select-card-checkbox {
            position: absolute;
            top: 8px;
            left: 8px;
            z-index: 10;
            width: 24px;
            height: 24px;
            cursor: pointer;
            background-color: rgba(0,0,0,0.5);
            border: 2px solid var(--accent-color);
            border-radius: 4px;
            -webkit-appearance: none;
            -moz-appearance: none;
            appearance: none;
        }

        .content-card input[type="checkbox"].select-card-checkbox:checked {
            background-color: var(--accent-color);
            border-color: var(--accent-color);
        }

        .content-card input[type="checkbox"].select-card-checkbox:checked::before {
            content: '\2713'; /* Checkmark character */
            display: block;
            color: var(--primary-bg);
            font-size: 18px;
            line-height: 20px;
            text-align: center;
        }

        /* Styles for the new "For Sort Page Only" sections */
        .sort-page-section {
            margin-top: 30px;
            border-top: 1px solid #555;
            padding-top: 20px;
        }
        .sort-page-section h3 {
            color: var(--accent-color);
            margin-bottom: 15px;
            text-align: left;
        }

        /* --- Media Queries for Responsiveness --- */
        @media (max-width: 768px) {
            body {
                flex-direction: column;
            }

            #mainMenu {
                left: -260px; /* Keep it off-screen by default on small screens */
                width: 250px;
                padding-top: 80px; /* Make space for toggle button */
            }
            /* .open class will apply `left: 0` */

            #menuToggleBtn {
                position: fixed;
                top: 15px;
                left: 15px;
            }

            .main-content {
                margin-left: 0; /* No margin on small screens when menu is closed */
                padding: 15px;
                margin-top: 60px; /* Space for the fixed toggle button */
            }

            /* Adjust admin header for small screens */
            .admin-header {
                flex-direction: column;
                align-items: flex-start;
                margin-top: 0; /* Remove extra top margin as main-content now handles it */
            }
            #pageTitle {
                width: 100%;
                text-align: left;
                font-size: 1.8em;
                margin-bottom: 10px;
                order: 1;
            }
            #adminEmailDisplay {
                width: 100%;
                text-align: left;
                font-size: 0.8em;
                margin-bottom: 10px;
                order: 3;
            }
            .logout-btn {
                width: auto;
                order: 2;
                margin-left: auto;
                margin-top: -40px; /* Pull it up to sit next to the title if space allows */
            }

            .page-container {
                padding: 15px;
                margin: 15px auto;
            }

            .result-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }
            .result-item-actions {
                flex-direction: column;
                width: 100%;
            }
            .action-btn {
                width: 100% !important;
            }

            #allBannersContainer {
                grid-template-columns: 1fr;
            }
            .banner-card img {
                height: 100px;
            }
            .banner-card-content {
                padding: 8px;
            }
            .banner-card h3 {
                font-size: 0.9em;
            }
            .banner-card p {
                font-size: 0.75em;
            }
            .banner-tab-link {
                font-size: 14px;
                padding: 8px 10px;
            }

            /* NEW: All Content Page mobile adjustments */
            .movie-grid {
                grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
                gap: 15px;
            }
            .content-card img {
                height: 200px;
            }
            .content-card h3 {
                font-size: 1em;
            }
            .content-card p.vj-name {
                font-size: 0.7em;
            }
            .content-card-actions .action-btn {
                font-size: 0.8em !important;
                padding: 5px 8px !important;
            }
        }

        /* Desktop adjustments (min-width: 769px) */
        @media (min-width: 769px) {
            body {
                flex-direction: row; /* Main content and menu side-by-side */
            }

            #mainMenu {
                left: 0; /* Default open state on desktop */
                box-shadow: 5px 0 15px rgba(0,0,0,0.2); /* Re-add shadow for fixed menu */
            }

            #menuToggleBtn {
                top: 15px; /* Stay at top */
                left: calc(250px + 15px); /* Positioned relative to the open menu, +15px for spacing */
                transition: left 0.3s ease-in-out; /* Add transition for button too */
            }
            #mainMenu.open + #menuToggleBtn { /* When menu is open, move toggle button */
                left: calc(250px + 15px);
            }
            #mainMenu:not(.open) + #menuToggleBtn { /* When menu is NOT open, move toggle button back */
                left: 15px;
            }


            .main-content {
                margin-left: 250px; /* Space for the open sidebar */
                padding-top: 20px; /* Reset top padding from mobile */
            }

            /* Admin header for desktop */
            .admin-header {
                flex-direction: row;
                align-items: center;
                margin-top: 0;
            }
            #pageTitle {
                text-align: center;
                flex-grow: 1;
                order: initial;
            }
            #adminEmailDisplay {
                font-size: 14px;
                text-align: right;
                width: auto;
                margin-left: 20px;
                order: initial;
            }
            .logout-btn {
                width: auto;
                order: initial;
                margin-left: 15px;
                margin-top: 0;
            }
            
            .result-item {
                flex-direction: row;
                align-items: center;
            }
            .result-item-actions {
                flex-direction: row;
                width: auto;
            }
            .action-btn {
                width: auto !important;
            }
        }
        .input-group-prefix {
            display: flex;
            align-items: center;
            border: 1px solid #333;
            border-radius: 5px;
            background-color: var(--primary-bg);
        }
        .input-group-prefix span {
            padding: 12px;
            color: #888;
            white-space: nowrap;
        }
        .input-group-prefix input {
            border: none;
            flex-grow: 1;
        }